esv40a emergency cut-off valve / emergency shut valve / emergency shut off valve
Negotiable /Piece
Min.Order:20 Pieces
Shanghai Jiasong Machine Co., Ltd.
Shut off the power supply for the oil pump and oil drainage system. Manually close the valve, take off the hexagonal screw, pull out the valve top, take down the gasket, spread butter on, mount a new valve top and tighten the hexagonal screw.Change those parts with even slight damages. Load the pipes in the oil distributor again and check whether there is any oil leakage.
Valve maintenance:
Open and close the valve manually several times and restore to the former position again to confirm whether the valve can operate normally. Such operation must be conducted annually to check whether there are any damage to the valve and whether repair is necessary or not.
Technical Specification
Main Part Material | dust casting iron |
Nominal Pressure | 0.2MPa |
Threaded Joint of the Inlet and Outlet | NPT 1.5'' |
Flow Range | 120L/min |
Operating Medium | gasoline, diesel, coal oil |
Operating Environment | -20°C-+55°C |
Rate of Valve Closure | 0.5S |